324243040 has 96 divisors (see below), whose sum is σ = 884901024. Its totient is φ = 110960640.

The previous prime is 324243019. The next prime is 324243041. The reversal of 324243040 is 40342423.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (324243041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24502 + ... + 35338.

It is an arithmetic number, because the mean of its divisors is an integer number (9217719).

Almost surely, 2^324243040 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 324243040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (442450512).

324243040 is an abundant number, since it is smaller than the sum of its proper divisors (560657984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

324243040 is a wasteful number, since it uses less digits than its factorization.

324243040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10880 (or 10872 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 324243040 is about 18006.7498455440. The cubic root of 324243040 is about 687.0002380099. Note that the first 3 decimals are identical.

Adding to 324243040 its reverse (40342423), we get a palindrome (364585463).

The spelling of 324243040 in words is "three hundred twenty-four million, two hundred forty-three thousand, forty".